Youth is when you're allowed to stay up late on New Year's Eve. Middle age is when you're forced to.
Old minds are like old horses you must exercise them if you wish to keep them in working order.
old minds, exercise, working order, age
Old age is like everything else. To make a success of it, you've got to start young.
Forty is the old age of youth fifty the youth of old age.
old age of youth fifty the youth